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374849

Sigma-Aldrich

Chromium

chips, 99.995% trace metals basis

Synonyme(s) :

Chromium element

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About This Item

Formule empirique (notation de Hill):
Cr
Numéro CAS:
7440-47-3
Poids moléculaire :
52.00
Numéro CE :
231-157-5
Numéro MDL:
MFCD00010944
Code UNSPSC :
12141709
ID de substance PubChem :
24863343
Nomenclature NACRES :
NA.23

Niveau de qualité

100

Pureté

99.995% trace metals basis

Forme

chips

Résistivité

12.7 μΩ-cm, 20°C

Point d'ébullition

2672 °C (lit.)

Pf

1857 °C (lit.)

Densité

7.14 g/mL at 25 °C (lit.)

Chaîne SMILES 

[Cr]

InChI

1S/Cr

Clé InChI

VYZAMTAEIAYCRO-UHFFFAOYSA-N

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Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

nwg

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)

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Certificats d'analyse (COA)

Lot/Batch Number
MKCV4198
MKCL6949
MKCH4484
MKCD0753
MKBX3774V

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J A J Vanoirbeek et al.
Journal of toxicology and environmental health. Part A, 66(4), 393-409 (2003-01-30)
Chromium-based catalysts are used for the synthesis of polyethylene, but little is known about the hazard and biomonitoring possibilities of this type of chromium for workers who may be occupationally exposed to such compounds. Therefore, the bioavailability and toxicokinetics of
Feng Liu et al.
Scientific reports, 3, 1554-1554 (2013-03-28)
In conventional photostimulable storage phosphors, the optical information written by x-ray or ultraviolet irradiation is usually read out as a visible photostimulated luminescence (PSL) signal under the stimulation of a low-energy light with appropriate wavelength. Unlike the transient PSL, here
B Seifert et al.
Journal of exposure analysis and environmental epidemiology, 10(2), 103-114 (2000-05-03)
The German Environmental Survey (GerES) is a large-scale population study which has repeatedly been carried out in Germany. GerES I was conducted in 1985/1986 followed by GerES IIa in 1990/1991 (West Germany) and GerES IIb in 1991/1992 (East Germany). GerES
Carola Lidén et al.
Contact dermatitis, 54(5), 233-238 (2006-05-13)
There is a great need to accurately assess skin exposure to contact allergens. We have developed a technique for assessment of skin exposure to nickel, chromium and cobalt using acid wipe sampling by cellulose wipes with 1% nitric acid. Chemical
Jacob P Thyssen et al.
Contact dermatitis, 69(5), 276-279 (2013-10-15)
A patient who had suffered from persistent generalized dermatitis for 7 years was diagnosed with cobalt sensitization, and his leather couch was suspected as the culprit, owing to the clinical presentation mimicking allergic chromium dermatitis resulting from leather furniture exposure. The
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